wylienelson67 wylienelson67
  • 01-01-2021
  • Mathematics
contestada

21 = 4x - 9 - x
what is x?

Respuesta :

p1ands1gma
p1ands1gma p1ands1gma
  • 01-01-2021

Answer:

x = 10

Step-by-step explanation:

21 = 4x - 9 - x

21 = 3x - 9

30 = 3x

10 = x

Answer Link
jimrgrant1 jimrgrant1
  • 01-01-2021

Answer:

x = 10

Step-by-step explanation:

Given

21 = 4x - 9 - x, that is

21 = 3x - 9 ( add 9 to both sides )

30 = 3x ( divide both sides by 3 )

10 = x

Answer Link

Otras preguntas

I need assistants on this Math homework
Dna copying mechanism is not absolutely accurate, they make the generation of variation a fairlyslow process. JUSTIFY THE STATEMENT.
0.2x + 0.3y = 0.5 need help plzz​
30 POINTS SPANISH HELP. FILL IN ALL THE BLANKS WITH THE CORRECT GRAMMAR TERMS
Small businesses are important to the U.S. economy because A) They fill in the gaps when large businesses want to let workers go on vacation or when large busi
y-4 = – 7(x – 6) I need the answer
Solve (x + 1< 5) n (X-4>-3)​
In a model urban hierarchy, the population of a city, town or village is inversely proportional to its rank in the system (i.e. if the largest city is 4 million
Monica is emotionally drained, but she is not really sure what she is feeling. After a few moments, she begins to cry. Observing this bodily reaction, Monica de
2(y+1)for y=2 please help me